1. the torch is in use, according to the torch voltage and battery requirements for selection, not to abuse, to prevent burn circuit boards, different models, different voltage batteries Do not use.

2. In use, when the brightness of the flashlight change significantly when you want to close the torch, causing the battery to prevent over-discharge.

3. Cooling techniques: the torch during use, to ensure heat dissipation. Strongly urge the battery is fully charged, it is best to use second gear, this can make the caps and flashlight batteries are extended product life! You can not direct people's eyes light flashlight, ultra-bright glare, so as not to affect vision, especially children.